
Energy Flow Review

Flashcard
•
Science
•
12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is energy flow in an ecosystem?
Back
Energy flow refers to the transfer of energy from one trophic level to another in an ecosystem, starting from producers to various levels of consumers.
2.
FLASHCARD QUESTION
Front
Define producers in an ecosystem.
Back
Producers are organisms, typically plants and algae, that can produce their own food through photosynthesis, forming the base of the food web.
3.
FLASHCARD QUESTION
Front
What are primary consumers?
Back
Primary consumers are herbivores that eat producers (plants) and are the second trophic level in a food chain.
4.
FLASHCARD QUESTION
Front
What role do decomposers play in an ecosystem?
Back
Decomposers break down dead organic matter, recycling nutrients back into the soil, which supports plant growth.
5.
FLASHCARD QUESTION
Front
Explain the concept of trophic levels.
Back
Trophic levels represent the hierarchical levels in an ecosystem, categorized by how organisms obtain energy: producers, primary consumers, secondary consumers, and tertiary consumers.
6.
FLASHCARD QUESTION
Front
What is a food web?
Back
A food web is a complex network of feeding relationships among various organisms in an ecosystem, illustrating how energy and nutrients flow.
7.
FLASHCARD QUESTION
Front
Differentiate between primary and secondary consumers.
Back
Primary consumers eat producers (plants), while secondary consumers eat primary consumers (herbivores) and are typically carnivores.
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